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<li class="navelem"><a class="el" href="../../dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li>  </ul>
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  <div class="headertitle"><div class="title">resolver.cpp</div></div>
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<a href="../../d6/d77/resolver_8cpp.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="preprocessor">#include &lt;sstream&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="preprocessor">#include &lt;functional&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="preprocessor">#include &lt;unistd.h&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="preprocessor">#include &lt;stdlib.h&gt;</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="preprocessor">#include &quot;<a class="code" href="../../dc/da6/resolver_8hpp.html">resolver.hpp</a>&quot;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="preprocessor">#include &quot;<a class="code" href="../../d0/d0e/misc_8hpp.html">misc.hpp</a>&quot;</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span> </div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="keyword">using namespace </span><a class="code hl_namespace" href="../../df/d8d/namespacewheels.html">wheels</a>;</div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span> </div>
<div class="foldopen" id="foldopen00012" data-start="{" data-end="}">
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"><a class="line" href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">   12</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">on_resolver_cb</a>( uv_getaddrinfo_t* req, <span class="keywordtype">int</span> status, <span class="keyword">struct</span> addrinfo* res )</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span>{</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span>      <span class="keywordflow">if</span>( req == <span class="keyword">nullptr</span> ) <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span>      <a class="code hl_class" href="../../d1/d91/classwheels_1_1resolver.html">resolver</a> * obj = ( <a class="code hl_class" href="../../d1/d91/classwheels_1_1resolver.html">resolver</a>*)(req-&gt;data);</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span>      <span class="keywordflow">if</span>( obj == <span class="keyword">nullptr</span> ) <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span>      <span class="keywordflow">if</span>( status == 0 ){</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span>           obj-&gt;<a class="code hl_function" href="../../d1/d91/classwheels_1_1resolver.html#a77040f18326deaf3d6e5656406267598">on_resolve</a>( res );</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span>      }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span>            obj-&gt;<a class="code hl_function" href="../../d1/d91/classwheels_1_1resolver.html#adadcdb5bd66b45fe0afdc66c79bd0ced">seterror</a>( status );</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span>            obj-&gt;<a class="code hl_function" href="../../d1/d91/classwheels_1_1resolver.html#a77040f18326deaf3d6e5656406267598">on_resolve</a>( <span class="keyword">nullptr</span> );</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>      }</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span>      free( req );</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span>}</div>
</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span> </div>
<div class="foldopen" id="foldopen00027" data-start="{" data-end="}">
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a41847ebd788e7a75b46cfa1b94a15a73">   27</a></span>resolver :: resolver()</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span>{</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>      m_state = 0;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span>      m_error = 0;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>      pt_result = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span>}</div>
</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span> </div>
<div class="foldopen" id="foldopen00034" data-start="{" data-end="}">
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a562b57b5d610a756f34796ccf8ca9661">   34</a></span>resolver :: resolver( <span class="keyword">const</span> std::string&amp; url , <span class="keywordtype">int</span> port , <span class="keywordtype">bool</span> type , std::function&lt; <span class="keywordtype">void</span> ( <span class="keyword">struct</span> addrinfo * )&gt; fun)</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>{</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span>      m_error = 0;</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span>      m_state = 0;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span>      pt_result = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>      resolve( url , port , type , fun );</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span>}</div>
</div>
<div class="foldopen" id="foldopen00041" data-start="{" data-end="}">
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#ae5d9103a8d413b5e4c47a83eaa6a12cf">   41</a></span>resolver :: resolver( <span class="keyword">const</span> std::string&amp; url , <span class="keyword">const</span> std::string&amp; service , std::function&lt; <span class="keywordtype">void</span> ( <span class="keyword">struct</span> addrinfo * )&gt; fun)</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span>{</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span>      m_error = 0;</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span>      m_state = 0;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span>      pt_result = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>      resolve( url , service , fun );</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>}</div>
</div>
<div class="foldopen" id="foldopen00048" data-start="{" data-end="}">
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a908b82dbfd25e102b9af6b2d0a0466e4">   48</a></span>resolver :: resolver( <span class="keyword">const</span> std::string&amp; url , <span class="keywordtype">int</span> port , <span class="keywordtype">bool</span> type , std::function&lt; <span class="keywordtype">void</span> ( <span class="keyword">struct</span> addrinfo * ) &gt; success , std::function&lt; <span class="keywordtype">void</span> ( <span class="keywordtype">int</span> )&gt; fail )</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span>{</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span>      m_error = 0;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span>      m_state = 0;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span>      pt_result = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span>      resolve( url , port , type , success , fail );</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span>}</div>
</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span>resolver :: resolver( <span class="keyword">const</span> std::string&amp; url , <span class="keyword">const</span> std::string&amp; service , std::function&lt; <span class="keywordtype">void</span>(<span class="keyword">struct</span> addrinfo*)&gt;success , std::function&lt; <span class="keywordtype">void</span> ( <span class="keywordtype">int</span> )&gt; fail )</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span>{</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span>      m_error = 0;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span>      m_state = 0;</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>      resolve( url , service , success , fail );</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span>}</div>
<div class="foldopen" id="foldopen00062" data-start="{" data-end="}">
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a6f21679631bf350c38d4324deb1d726f">   62</a></span>resolver ::~resolver()</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span>{</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>      <span class="keywordflow">if</span>( pt_result ){</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>        free_result( pt_result );</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span>        pt_result = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span>      }</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span>}</div>
</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="keywordtype">void</span> resolver :: free_result( <span class="keyword">struct</span> addrinfo * rest )</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span>{</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>      <span class="keywordflow">if</span>( rest &amp;&amp; rest-&gt;ai_next ){</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span>        free_result( rest-&gt;ai_next );</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>        rest-&gt;ai_next = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span>      }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span>        free( rest );</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span>      }</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span>}</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span> </div>
<div class="foldopen" id="foldopen00080" data-start="{" data-end="}">
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#adb2466244a1cd145e6a53621f7fbfe23">   80</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../d1/d91/classwheels_1_1resolver.html#adb2466244a1cd145e6a53621f7fbfe23">resolver::resolve</a>( <span class="keyword">const</span> std::string&amp; url , <span class="keywordtype">int</span> port , <span class="keywordtype">bool</span> type , std::function&lt; <span class="keywordtype">void</span>( <span class="keyword">struct</span> addrinfo* )&gt; fun )</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span>{</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span>    std::stringstream ss;</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span>    ss &lt;&lt; port;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span>    std::string port_str = ss.str();</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span>    <span class="keyword">struct </span>addrinfo hints;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span>    uv_getaddrinfo_t * req = ( uv_getaddrinfo_t*)malloc( <span class="keyword">sizeof</span>( uv_getaddrinfo_t ) );</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span>    req-&gt;data = <span class="keyword">this</span>;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span>    <span class="keywordflow">if</span>( req ){</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>        <span class="comment">// 设置回调函数</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>            on_success = fun;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span>        <span class="comment">// 配置解析线索</span></div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span>        hints.ai_family   = AF_UNSPEC;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span>        hints.ai_protocol = 0;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span>                <span class="keywordflow">if</span>( type )</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span>                    hints.ai_socktype = SOCK_STREAM;</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span>                <span class="keywordflow">else</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span>                    hints.ai_socktype = SOCK_DGRAM;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>        hints.ai_flags    = 0;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span>                <span class="keywordtype">int</span> e = uv_getaddrinfo( <a class="code hl_function" href="../../de/d44/classwheels_1_1dm_1_1singleton.html#ab064e1d47abf923e4ae0deaac875c173">looper::get</a>()-&gt;getLoop() , req , <a class="code hl_function" href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">on_resolver_cb</a> , url.c_str() , port_str.c_str() , &amp;hints );</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span>        <span class="keywordflow">if</span>( e ){</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span>            <span class="keywordflow">throw</span> <a class="code hl_enumvalue" href="../../d1/d91/classwheels_1_1resolver.html#afce9626e56748f6eaf37fb14e51aa4c3aefc7a7500c732953216e9236dc8bc327">ERR_UV_DNS_RESOLVE</a>;</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span>        }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span>          m_finish = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span>        }</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>        <span class="keywordflow">throw</span> <a class="code hl_enumvalue" href="../../d1/d91/classwheels_1_1resolver.html#afce9626e56748f6eaf37fb14e51aa4c3a0cb93165c4a3abcda41b979f3387ceb6">ERR_ALLOC_MEM</a>;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span>    }</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span>}</div>
</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span><span class="keywordtype">void</span> resolver :: resolve( <span class="keyword">const</span> std::string&amp; url , <span class="keyword">const</span> std::string&amp; service , std::function&lt; <span class="keywordtype">void</span>(<span class="keyword">struct</span> addrinfo* cb )&gt; fun )</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span>{</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span> </div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span>    <span class="keyword">struct </span>addrinfo hints;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span>    uv_getaddrinfo_t * req = ( uv_getaddrinfo_t*)malloc( <span class="keyword">sizeof</span>( uv_getaddrinfo_t ) );</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span>    req-&gt;data = <span class="keyword">this</span>;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span>    <span class="keywordflow">if</span>( req ){</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span>        <span class="comment">// 设置回调函数</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span>            on_success  = fun;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span>        <span class="comment">// 配置解析线索</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span>        hints.ai_family   = AF_UNSPEC;</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span>        hints.ai_protocol = 0;</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span>        hints.ai_socktype = SOCK_STREAM;</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span>        hints.ai_flags    = 0;</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span>        <span class="keywordtype">int</span> e = uv_getaddrinfo( <a class="code hl_function" href="../../de/d44/classwheels_1_1dm_1_1singleton.html#ab064e1d47abf923e4ae0deaac875c173">looper::get</a>()-&gt;getLoop() , req , <a class="code hl_function" href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">on_resolver_cb</a> , url.c_str() , service.c_str() , &amp;hints );</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span>        <span class="keywordflow">if</span>( e ){</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span>            <span class="keywordflow">throw</span> ERR_UV_DNS_RESOLVE;</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span>        }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span>          on_success = fun;</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span>          m_finish = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span>        }</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span>        <span class="keywordflow">throw</span> ERR_ALLOC_MEM;</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span>    }</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span>}</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span> </div>
<div class="foldopen" id="foldopen00138" data-start="{" data-end="}">
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a77040f18326deaf3d6e5656406267598">  138</a></span><span class="keywordtype">void</span> resolver :: on_resolve( <span class="keyword">struct</span> addrinfo * info )</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno">  139</span>{</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span>    <span class="keywordflow">if</span>( info ){</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span>        <span class="keyword">struct </span>addrinfo * p = nullptr , * pdest = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span>    <span class="keywordflow">if</span>( pt_result ){</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span>          free_result( pt_result );</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span>          pt_result = nullptr ;</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span>    }</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span>    <span class="keywordflow">if</span>( info != <span class="keyword">nullptr</span> ){</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span>        p = info-&gt;ai_next;</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span>        pt_result = ( <span class="keyword">struct </span>addrinfo *)malloc( <span class="keyword">sizeof</span>( <span class="keyword">struct</span> addrinfo));</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span>        <span class="keywordflow">if</span>( pt_result == <span class="keyword">nullptr</span> ){</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span>            <span class="keywordflow">if</span>(  on_fail ){</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span>                on_fail( -4 );</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span>            }</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span>            <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span>        }</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span>        pdest = pt_result;</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span>        memcpy( pt_result , info , <span class="keyword">sizeof</span>( <span class="keyword">struct</span> addrinfo ));</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span>        pdest-&gt;ai_next = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span>        <span class="keywordflow">while</span>( p != <span class="keyword">nullptr</span> &amp;&amp; info != <span class="keyword">nullptr</span> ){</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span>          pdest-&gt;ai_next = ( <span class="keyword">struct </span>addrinfo *)malloc( <span class="keyword">sizeof</span>( <span class="keyword">struct</span> addrinfo ));</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span>          <span class="keywordflow">if</span>( pdest != <span class="keyword">nullptr</span> ){</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span>               memcpy( pdest-&gt;ai_next , p , <span class="keyword">sizeof</span>( <span class="keyword">struct</span> addrinfo ));</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span>               pdest-&gt;ai_next-&gt;ai_next = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno">  163</span>               pdest = pdest-&gt;ai_next ;</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span>          }</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span> </div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span>          p = p-&gt;ai_next;</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span>        }</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span>        <span class="comment">// invoke call back function</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span>        <span class="keywordflow">if</span>( on_success ){</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno">  170</span>              on_success( pt_result );</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span>        }</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno">  173</span>            std::cerr &lt;&lt; <span class="stringliteral">&quot;server is down&quot;</span> &lt;&lt; std::endl;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span>        <span class="keywordflow">if</span>( on_fail)</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span>            on_fail( -1 );</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span>    }</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno">  177</span>    }<span class="keywordflow">else</span> <span class="keywordflow">if</span>( info == <span class="keyword">nullptr</span> &amp;&amp; on_fail ){</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno">  178</span>          on_fail( -2 );</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno">  180</span>      <span class="comment">// TODO 在没有回调函数的情况下添加需要的错误处理代码</span></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno">  181</span>    }</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span>    m_finish = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span>}</div>
</div>
<div class="foldopen" id="foldopen00184" data-start="{" data-end="}">
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#af8d75fee8d102d8143be8b76a0fec1f0">  184</a></span><span class="keywordtype">void</span> resolver :: resolve( <span class="keyword">const</span> std::string&amp; url , <span class="keywordtype">int</span> port , <a class="code hl_typedef" href="../../df/d8d/namespacewheels.html#a17042f775c3493c1f9592ca7883dbd5e">ArrayString</a>&amp; ips , <a class="code hl_enumeration" href="../../d1/d91/classwheels_1_1resolver.html#a01a6d6380a3a3cd74fe8ba7cc913d5f3">protocol</a> ptcol )</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span>{</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span>    std::stringstream ss;</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span>    ss &lt;&lt; port;</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span>    std::string port_str = ss.str();</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span>    m_finish = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span>    <span class="keyword">struct </span>addrinfo hints;</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span>    uv_getaddrinfo_t * req = ( uv_getaddrinfo_t*)malloc( <span class="keyword">sizeof</span>( uv_getaddrinfo_t ) );</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span>    req-&gt;data = <span class="keyword">this</span>;</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span>    <span class="keywordflow">if</span>( req ){</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span>        <span class="keywordflow">if</span>( ptcol == IP4 )</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span>            hints.ai_family   = AF_INET;</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span>        <span class="keywordflow">else</span> <span class="keywordflow">if</span>( ptcol == IP6 )</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span>            hints.ai_family   = AF_INET6;</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span>        hints.ai_protocol = 0;</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span>        hints.ai_socktype = SOCK_STREAM;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span>        hints.ai_flags    = 0;</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span>        <span class="keywordtype">int</span> e = uv_getaddrinfo( <a class="code hl_function" href="../../de/d44/classwheels_1_1dm_1_1singleton.html#ab064e1d47abf923e4ae0deaac875c173">looper::get</a>()-&gt;getLoop()  , req , <a class="code hl_function" href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">on_resolver_cb</a> , url.c_str() , port_str.c_str() , &amp;hints );</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span>        <span class="keywordflow">if</span>( e ){</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span>             std::cerr &lt;&lt; uv_strerror( e) &lt;&lt; std::endl;</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span>             abort();</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span>        }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span>          m_finish = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span>        }</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span> </div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span>    }</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span>}</div>
</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno">  212</span> </div>
<div class="foldopen" id="foldopen00213" data-start="{" data-end="}">
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a787ce5bc0dc40a534ec9d1939f7aea0a">  213</a></span><span class="keywordtype">void</span> resolver :: resolve( <span class="keyword">const</span> std::string&amp; url , <span class="keyword">const</span> std::string&amp; service , <a class="code hl_typedef" href="../../df/d8d/namespacewheels.html#a17042f775c3493c1f9592ca7883dbd5e">ArrayString</a>&amp; ips , <a class="code hl_enumeration" href="../../d1/d91/classwheels_1_1resolver.html#a01a6d6380a3a3cd74fe8ba7cc913d5f3">protocol</a> ptcol )</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span>{</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span>}</div>
</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span> </div>
<div class="foldopen" id="foldopen00217" data-start="{" data-end="}">
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a3f8af18321ec1e4eedffe6130b4468ee">  217</a></span><span class="keywordtype">void</span> resolver :: resolve( <span class="keyword">const</span> std::string&amp; url , <span class="keywordtype">int</span> port , <span class="keyword">struct</span> addrinfo * res , <a class="code hl_enumeration" href="../../d1/d91/classwheels_1_1resolver.html#a01a6d6380a3a3cd74fe8ba7cc913d5f3">protocol</a> ptcol )</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span>{</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno">  219</span>}</div>
</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno">  220</span> </div>
<div class="foldopen" id="foldopen00221" data-start="{" data-end="}">
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#abecbbd48f191a430ff698801bd1aebd0">  221</a></span><span class="keywordtype">void</span> resolver :: resolve( <span class="keyword">const</span> std::string&amp; url , <span class="keyword">const</span> std::string&amp; service , <span class="keyword">struct</span> addrinfo * res , <a class="code hl_enumeration" href="../../d1/d91/classwheels_1_1resolver.html#a01a6d6380a3a3cd74fe8ba7cc913d5f3">protocol</a> ptcol )</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno">  222</span>{</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno">  223</span>}</div>
</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno">  224</span> </div>
<div class="foldopen" id="foldopen00225" data-start="{" data-end="}">
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a614a278674742bdcab48df0504650747">  225</a></span><span class="keywordtype">void</span> resolver :: resolve( <span class="keyword">const</span> std::string&amp; url ,</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span>                          <span class="keywordtype">int</span> port ,</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno">  227</span>                          <span class="keywordtype">bool</span> type ,</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno">  228</span>                          std::function&lt;<span class="keywordtype">void</span> ( <span class="keyword">struct</span> addrinfo * )&gt; funok ,</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno">  229</span>              std::function&lt;<span class="keywordtype">void</span> ( <span class="keywordtype">int</span> )&gt; funfail)</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno">  230</span>{</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno">  231</span>    std::stringstream ss;</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno">  232</span>    ss &lt;&lt; port;</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno">  233</span>    std::string port_str = ss.str();</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno">  234</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno">  235</span>    <span class="keyword">struct </span>addrinfo hints;</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno">  236</span>    uv_getaddrinfo_t * req = ( uv_getaddrinfo_t*)malloc( <span class="keyword">sizeof</span>( uv_getaddrinfo_t ) );</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno">  237</span>    req-&gt;data = <span class="keyword">this</span>;</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno">  238</span>    <span class="keywordflow">if</span>( req ){</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno">  239</span>        <span class="comment">// 设置回调函数</span></div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno">  240</span>        on_success = funok;</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno">  241</span>        on_fail = funfail;</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno">  242</span>        <span class="comment">// 配置解析线索</span></div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno">  243</span>        hints.ai_family   = AF_UNSPEC;</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno">  244</span>        hints.ai_protocol = 0;</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno">  245</span>        <span class="keywordflow">if</span>( type ){</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno">  246</span>            hints.ai_socktype = SOCK_STREAM;</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno">  247</span>        }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno">  248</span>            hints.ai_socktype = SOCK_DGRAM;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno">  249</span>        }</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno">  250</span>        hints.ai_flags    = 0;</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno">  251</span>        <span class="keywordtype">int</span> e = uv_getaddrinfo( <a class="code hl_function" href="../../de/d44/classwheels_1_1dm_1_1singleton.html#ab064e1d47abf923e4ae0deaac875c173">looper::get</a>()-&gt;getLoop() , req , <a class="code hl_function" href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">on_resolver_cb</a> , url.c_str() , port_str.c_str() , &amp;hints );</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno">  252</span>        <span class="keywordflow">if</span>( e ){</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno">  253</span>            <span class="keywordflow">throw</span> ERR_UV_DNS_RESOLVE;</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno">  254</span>        }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno">  255</span>            m_finish = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno">  256</span>        }</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno">  257</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno">  258</span>        <span class="keywordflow">throw</span> ERR_ALLOC_MEM;</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno">  259</span>    }</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno">  260</span>}</div>
</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno">  261</span> </div>
<div class="foldopen" id="foldopen00262" data-start="{" data-end="}">
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a1b75f8f7a7d57656aabc86a5476af3c6">  262</a></span><span class="keywordtype">void</span> resolver :: resolve( <span class="keyword">const</span> std::string&amp; url ,  <span class="keyword">const</span> std::string&amp; service ,</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno">  263</span>              std::function&lt;<span class="keywordtype">void</span> ( <span class="keyword">struct</span> addrinfo * )&gt; funok ,</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno">  264</span>              std::function&lt;<span class="keywordtype">void</span> ( <span class="keywordtype">int</span> )&gt; funfail</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno">  265</span>        )</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno">  266</span>{</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno">  267</span>    <span class="keyword">struct </span>addrinfo hints;</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno">  268</span>    pt_result = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno">  269</span>    uv_getaddrinfo_t * req = ( uv_getaddrinfo_t*)malloc( <span class="keyword">sizeof</span>( uv_getaddrinfo_t ) );</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno">  270</span>    req-&gt;data = <span class="keyword">this</span>;</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno">  271</span>    <span class="keywordflow">if</span>( req ){</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno">  272</span>        <span class="comment">// 设置回调函数</span></div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno">  273</span>        on_success = funok;</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno">  274</span>        on_fail = funfail;</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno">  275</span>        <span class="comment">// 配置解析线索</span></div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno">  276</span>        hints.ai_family   = AF_UNSPEC;</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno">  277</span>        hints.ai_protocol = 0;</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno">  278</span>        hints.ai_socktype = SOCK_STREAM;</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno">  279</span>        hints.ai_flags    = 0;</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno">  280</span>        <span class="keywordtype">int</span> e = uv_getaddrinfo( <a class="code hl_function" href="../../de/d44/classwheels_1_1dm_1_1singleton.html#ab064e1d47abf923e4ae0deaac875c173">looper::get</a>()-&gt;getLoop() , req , <a class="code hl_function" href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">on_resolver_cb</a> , url.c_str() , service.c_str() , &amp;hints );</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno">  281</span>        <span class="keywordflow">if</span>( e ){</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno">  282</span>            <span class="keywordflow">throw</span> ERR_UV_DNS_RESOLVE;</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno">  283</span>        }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno">  284</span>            m_finish = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno">  285</span>        }</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno">  286</span>    }<span class="keywordflow">else</span>{</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno">  287</span>        <span class="keywordflow">throw</span> ERR_ALLOC_MEM;</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno">  288</span>    }</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno">  289</span>}</div>
</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno">  290</span> </div>
<div class="foldopen" id="foldopen00291" data-start="{" data-end="}">
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"><a class="line" href="../../d1/d91/classwheels_1_1resolver.html#a7065c9cba5c51587e536a794c2e79793">  291</a></span>std::string resolver :: errMsg( <span class="keywordtype">int</span> err )</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno">  292</span>{</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno">  293</span>    std::string ret;</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno">  294</span>    <span class="keywordflow">switch</span>( (<a class="code hl_enumeration" href="../../d1/d91/classwheels_1_1resolver.html#afce9626e56748f6eaf37fb14e51aa4c3">emErrCode</a>)err ){</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno">  295</span>    <span class="keywordflow">case</span> ERR_ALLOC_MEM:</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno">  296</span>        ret = <span class="stringliteral">&quot;内存分配失败&quot;</span>;</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno">  297</span>        <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno">  298</span>    <span class="keywordflow">case</span> ERR_UV_DNS_RESOLVE:</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno">  299</span>        ret = <span class="stringliteral">&quot;域名解析失败&quot;</span>;</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno">  300</span>        <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno">  301</span>    }</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno">  302</span>    <span class="keywordflow">return</span> ret;</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno">  303</span>}</div>
</div>
<div class="ttc" id="aclasswheels_1_1dm_1_1singleton_html_ab064e1d47abf923e4ae0deaac875c173"><div class="ttname"><a href="../../de/d44/classwheels_1_1dm_1_1singleton.html#ab064e1d47abf923e4ae0deaac875c173">wheels::dm::singleton&lt; looper &gt;::get</a></div><div class="ttdeci">static T * get()</div><div class="ttdef"><b>定义</b> <a href="../../de/d6d/singleton_8hpp_source.html#l00059">singleton.hpp:59</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html">wheels::resolver</a></div><div class="ttdef"><b>定义</b> <a href="../../dc/da6/resolver_8hpp_source.html#l00020">resolver.hpp:22</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html_a01a6d6380a3a3cd74fe8ba7cc913d5f3"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html#a01a6d6380a3a3cd74fe8ba7cc913d5f3">wheels::resolver::protocol</a></div><div class="ttdeci">protocol</div><div class="ttdef"><b>定义</b> <a href="../../dc/da6/resolver_8hpp_source.html#l00024">resolver.hpp:24</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html_a77040f18326deaf3d6e5656406267598"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html#a77040f18326deaf3d6e5656406267598">wheels::resolver::on_resolve</a></div><div class="ttdeci">void on_resolve(struct addrinfo *info)</div><div class="ttdef"><b>定义</b> <a href="#l00138">resolver.cpp:138</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html_adadcdb5bd66b45fe0afdc66c79bd0ced"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html#adadcdb5bd66b45fe0afdc66c79bd0ced">wheels::resolver::seterror</a></div><div class="ttdeci">void seterror(int error)</div><div class="ttdef"><b>定义</b> <a href="../../dc/da6/resolver_8hpp_source.html#l00096">resolver.hpp:96</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html_adb2466244a1cd145e6a53621f7fbfe23"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html#adb2466244a1cd145e6a53621f7fbfe23">wheels::resolver::resolve</a></div><div class="ttdeci">void resolve(const std::string &amp;url, int port, bool type, std::function&lt; void(struct addrinfo *)&gt; fun)</div><div class="ttdoc">解析给定的域名。</div><div class="ttdef"><b>定义</b> <a href="#l00080">resolver.cpp:80</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html_afce9626e56748f6eaf37fb14e51aa4c3"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html#afce9626e56748f6eaf37fb14e51aa4c3">wheels::resolver::err_code</a></div><div class="ttdeci">err_code</div><div class="ttdef"><b>定义</b> <a href="../../dc/da6/resolver_8hpp_source.html#l00025">resolver.hpp:25</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html_afce9626e56748f6eaf37fb14e51aa4c3a0cb93165c4a3abcda41b979f3387ceb6"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html#afce9626e56748f6eaf37fb14e51aa4c3a0cb93165c4a3abcda41b979f3387ceb6">wheels::resolver::ERR_ALLOC_MEM</a></div><div class="ttdeci">@ ERR_ALLOC_MEM</div><div class="ttdef"><b>定义</b> <a href="../../dc/da6/resolver_8hpp_source.html#l00027">resolver.hpp:27</a></div></div>
<div class="ttc" id="aclasswheels_1_1resolver_html_afce9626e56748f6eaf37fb14e51aa4c3aefc7a7500c732953216e9236dc8bc327"><div class="ttname"><a href="../../d1/d91/classwheels_1_1resolver.html#afce9626e56748f6eaf37fb14e51aa4c3aefc7a7500c732953216e9236dc8bc327">wheels::resolver::ERR_UV_DNS_RESOLVE</a></div><div class="ttdeci">@ ERR_UV_DNS_RESOLVE</div><div class="ttdef"><b>定义</b> <a href="../../dc/da6/resolver_8hpp_source.html#l00028">resolver.hpp:28</a></div></div>
<div class="ttc" id="amisc_8hpp_html"><div class="ttname"><a href="../../d0/d0e/misc_8hpp.html">misc.hpp</a></div></div>
<div class="ttc" id="anamespacewheels_html"><div class="ttname"><a href="../../df/d8d/namespacewheels.html">wheels</a></div><div class="ttdoc">堆栈信息读取和保存记录</div><div class="ttdef"><b>定义</b> <a href="../../d3/df7/ary__str_8hpp_source.html#l00006">ary_str.hpp:7</a></div></div>
<div class="ttc" id="anamespacewheels_html_a17042f775c3493c1f9592ca7883dbd5e"><div class="ttname"><a href="../../df/d8d/namespacewheels.html#a17042f775c3493c1f9592ca7883dbd5e">wheels::ArrayString</a></div><div class="ttdeci">ary_str ArrayString</div><div class="ttdef"><b>定义</b> <a href="../../d3/df7/ary__str_8hpp_source.html#l00010">ary_str.hpp:10</a></div></div>
<div class="ttc" id="aresolver_8cpp_html_a54bd5e9cc3e97cc0eb97c95e7bad5f4d"><div class="ttname"><a href="../../d6/d77/resolver_8cpp.html#a54bd5e9cc3e97cc0eb97c95e7bad5f4d">on_resolver_cb</a></div><div class="ttdeci">void on_resolver_cb(uv_getaddrinfo_t *req, int status, struct addrinfo *res)</div><div class="ttdef"><b>定义</b> <a href="#l00012">resolver.cpp:12</a></div></div>
<div class="ttc" id="aresolver_8hpp_html"><div class="ttname"><a href="../../dc/da6/resolver_8hpp.html">resolver.hpp</a></div></div>
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